ARM: pxa: magician: Add support for PXA27x UDC
authorPetr Cvek <petr.cvek@tul.cz>
Mon, 28 Sep 2015 21:39:33 +0000 (23:39 +0200)
committerRobert Jarzmik <robert.jarzmik@free.fr>
Wed, 14 Oct 2015 21:07:01 +0000 (23:07 +0200)
A PXA27x SoC supports USB device mode, this patch adds support for that.

Signed-off-by: Petr Cvek <petr.cvek@tul.cz>
Acked-by: Philipp Zabel <philipp.zabel@gmail.com>
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
arch/arm/mach-pxa/magician.c

index fe65b1e865fbf6416c1e8ccb1710833d67b5fb44..4a4e4789a1a5ae17795b7fdf3175698acebe1726 100644 (file)
 
 #include <linux/regulator/max1586.h>
 
+#include <linux/platform_data/pxa2xx_udc.h>
+#include <mach/udc.h>
+#include <mach/pxa27x-udc.h>
+
 #include "devices.h"
 #include "generic.h"
 
@@ -519,6 +523,23 @@ static struct platform_device pasic3 = {
        },
 };
 
+/*
+ * PXA UDC
+ */
+
+static void magician_udc_command(int cmd)
+{
+       if (cmd == PXA2XX_UDC_CMD_CONNECT)
+               UP2OCR |= UP2OCR_DPPUE | UP2OCR_DPPUBE;
+       else if (cmd == PXA2XX_UDC_CMD_DISCONNECT)
+               UP2OCR &= ~(UP2OCR_DPPUE | UP2OCR_DPPUBE);
+}
+
+static struct pxa2xx_udc_mach_info magician_udc_info __initdata = {
+       .udc_command    = magician_udc_command,
+       .gpio_pullup    = GPIO27_MAGICIAN_USBC_PUEN,
+};
+
 /*
  * USB device VBus detection
  */
@@ -926,6 +947,7 @@ static void __init magician_init(void)
 
        pxa_set_mci_info(&magician_mci_info);
        pxa_set_ohci_info(&magician_ohci_info);
+       pxa_set_udc_info(&magician_udc_info);
 
        /* Check LCD type we have */
        cpld = ioremap_nocache(PXA_CS3_PHYS, 0x1000);